Ceiling hook



FIG. 1 is a left side elevational view of a ceiling hook showing my new design;

FIG. 2 is a front elevational view thereof;

FIGS. 3 and 4 are respectively top and bottom plan views thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side, top and front perspective view thereof;

FIG. 7 is a right side, bottom and front perspective view thereof. 

The ornamental design for a ceiling hook, as shown and described. 